Lubricator



UNITED STATES PATENT OFFIOE.

HENRY J. HAVVKINS, OF MOBILE, ALABAMA.

LUBRICATOR.

Specification of Letters Patent No. 17,822, dated July 14:, 1857.

T o all whom it may concern:

Be it known that I, HENRY J. HAwKINs, of the city and county of Mobile,in the State of Alabama, have invented and produced a new lubricator forsupplying the cylinders and packing of low-pressure and othersteamengines which is perfectly safe, very economical, and enduring; andI hereby declare the following to be a full and eXact descrition of thesame, reference being made to t e drawings.

A, cup, with chamber containing oil, tallow, &c.; B, valve stem 5 O,lower valve; D, uppervalve with jam nut; E, guide to valve stem; F, ellitic spring; G, lever for closing the valve; Hr; strainer.

cylinder.

HENRY J. HAWKINS. Witnesses A. M. QUIGLEY, CHARLES J. B. FISHER.

